Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Reexamination Certificate
2005-12-27
2009-06-02
Boykin, Terressa M (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
C106S031310, C106S038350, C106S038510, C264S219000, C264S255000, C428S411100, C428S412000, C524S315000, C525S064000, C525S068000, C525S069000, C528S198000
Reexamination Certificate
active
07541418
ABSTRACT:
A transparent antimicrobial thermoplastic molding composition is disclosed. The composition contains aromatic polycarbonate resin and 0.01 to 3.8 of an antimicrobial compound conforming to formula (I)in-line-formulae description="In-line Formulae" end="lead"?AgaM1bM22(PO4)3 (I)in-line-formulae description="In-line Formulae" end="tail"?wherein M1is at least one ion selected from the group consisting of alkali metal ion, alkaline earth metal ion, ammonium ion and hydrogen ion, M2a tetravalent metal selected from the group consisting of Ti, Zr and Sn, and where a and b are positive numbers where a+mb=1 where m is a valence of M1, the percent being relative to the weight of the polycarbonate. The composition is suitable for molding articles having good appearance and surface qualities.
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Charles John J.
Gerace Michael A.
Mason James P.
Bayer MaterialScience LLC
Boykin Terressa M
Cheung Noland J.
Mrozinski, Jr. John E.
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